Question

state the electronic configuration of the following 1) hydrogen 2) potassium 3) aluminium​

Answer 1

1) 1

2)2,8,8,1

3)2,8,3

hope it helps

Answer 2

hydrogen- 1s^1

potassium- 1s^2 2s^2 2p^6 3s^2 3p^6 4s^1

aluminum- 1s^2 2s^2 2p^6 3s^2 3p^1